Scientists have established beyond doubt that in rare cases cancer can be transmitted in the womb, following the birth of a baby to a woman with leukaemia.

在一个罕见的白血病孕妇病例中，癌症细胞通过胎盘传递给了婴儿。 这一发现颠覆了传统的医学观念。

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But, abortion just flow off the fruit of the womb, with breast cancer have again what relation?

可是，人工流产只是流掉腹中的胎儿，跟乳腺癌又有什么关系呢？

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Cancer of the womb is the fourth most common cancer in women and tends to occur after the menopause.

BBC: Womb cancer deaths 'are rising'

Professor Coombes said switching drugs also seemed to avoid the side-effects of long-term tamoxifen therapy, such as cancer of the womb and deep vein thrombosis.

BBC: Breast cancer drug 'cuts deaths'

The drug does cause side-effects in some patients, including, rarely, cancer of the lining of the womb, but the scientists said that the increased chance of preventing breast cancer returning far outweighed the risk.

BBC: Breast cancer